A European sports car dealer claims that his product will accelerate at a constant rate from rest to a speed of 100 km/hr in 8.00 s. What is the speed after the first 5.00 s of acceleration? (Hint: First convert the speed to m/s.)

Question

Quizplus · Accepted Answer

The final speed is 100 km/hr, which is 27.8 m/s. The acceleration is 27.8 m/s divided by 8 s, which is 3.475 m/s². After 5 s, the speed is 3.475 m/s² * 5 s = 17.4 m/s.

A European Sports Car Dealer Claims That His Product Will